/Engine/Source/Runtime/Core/Public/Misc/Paths.h
Validates that the parts that make up the path contain no invalid characters as dictated by the operating system Note that this is a different set of restrictions to those imposed byFPackageName
static bool ValidatePath ( const [FString](API\Runtime\Core\Containers\FString) & InPath, [FText](API\Runtime\Core\Internationalization\FText) * OutReason )